TY - JOUR AU - V. I. Il'ichev AU - Yu. V. Khokha TI - A sound fiedl of the radiating area of finite dimensions, moving at an alternating sibsonic speed JO - Doklady Akademii Nauk PY - 1986 SP - 95 EP - 99 VL - 286 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1986_286_1_a22/ LA - ru ID - DAN_1986_286_1_a22 ER -